/*
 * Copyright (c) 2009, Jeremy Sandell
 * All rights reserved.
 * 
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 * 
 *     * Redistributions of source code must retain the above copyright notice,
 *       this list of conditions and the following disclaimer.
 *     * Redistributions in binary form must reproduce the above copyright
 *       notice, this list of conditions and the following disclaimer in the
 *       documentation and/or other materials provided with the distribution.
 *     * Neither the name of the author nor the names of its contributors
 *       may be used to endorse or promote products derived from this software
 *       without specific prior written permission.
 * 
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/

#ifndef _HL7_SEGMENT_H_
#define _HL7_SEGMENT_H_

#include <hl7/common.hpp>
#include <hl7/util.hpp>
#include <hl7/hl7object.hpp>

namespace hl7 {
    class segment : public hl7object {
        public:
            segment(const std::vector<std::string> &data,
                    const std::string &rsep = "\r",
                    const std::string &fsep = "|",
                    const std::string &ssep = "^");


            ~segment() {};

            std::string operator[](const int index);
            inline int count() { return this->data.size(); };
            inline int size() { return sizeof(data); };
            inline operator std::string() { return this->tostring(); };
            inline operator char *() { return const_cast<char *>(this->tostring().c_str()); };
            inline operator const char *() { return this->tostring().c_str(); };

            std::string tostring(void);

            friend std::ostream & operator<<(std::ostream &out, segment &s);
            friend std::istream & operator>>(std::istream &in, segment &s);

            std::string field(const int index);
            std::string name(void);
            std::vector<std::string> fields(void);

            std::vector<std::string>::iterator begin(void);
            std::vector<std::string>::iterator end(void);

        private:
            std::vector<std::string> data;
            segment();
    };
    std::ostream & operator<<(std::ostream &out, segment &s);
};
#endif
